diff --git a/files/assets/js/core.js b/files/assets/js/core.js
index 1e6f07a88..b5c0813b0 100644
--- a/files/assets/js/core.js
+++ b/files/assets/js/core.js
@@ -419,7 +419,7 @@ function sort_table(t) {
 			attr = parseInt(x.dataset.time);
 		} else {
 			attr = x.innerText
-			if (/^[\d-,]+$/.test(attr)) {
+			if (/^[\d-,]+$/.test(x.innerHTML)) {
 				attr = parseInt(attr.replace(/,/g, ''))
 			}
 		}